Sign in Blood 
Sorcery
Appears in 5,203 of 13,985 decks (37.2%).
Appears with these commanders:
| Commander | Decks | Synergy ↓ |
|---|---|---|
| Alora, Merry Thief + Agent of the Shadow Thieves | 1 | -0.28 |
| Rona, Disciple of Gix | 1 | -0.28 |
| Forerunner of Slaughter | 1 | -0.28 |
| Baron Bertram Graywater | 1 | -0.28 |
| Kagha, Shadow Archdruid | 5 | -0.29 |
| Stormclaw Rager | 5 | -0.29 |
| Wilson, Refined Grizzly + Criminal Past | 3 | -0.29 |
| Soaring Thought-Thief | 2 | -0.29 |
| Amber Gristle O'Maul + Agent of the Shadow Thieves | 1 | -0.29 |
| Sphinx of the Guildpact | 10 | -0.3 |
| Lazotep Chancellor | 8 | -0.3 |
| Ghost of Ramirez DePietro + Armix, Filigree Thrasher | 7 | -0.3 |
| Ruthless Deathfang | 1 | -0.3 |
| Ana Battlemage | 1 | -0.3 |
| Mundungu | 1 | -0.3 |
| Sphinx Summoner | 1 | -0.3 |
| Ghost of Ramirez DePietro + Tormod, the Desecrator | 13 | -0.31 |
| Composite Golem | 4 | -0.31 |
| Fleshformer | 1 | -0.31 |
| Sludge Strider | 4 | -0.32 |
| Dragonsoul Knight | 2 | -0.32 |
| Grixis Battlemage | 1 | -0.34 |
| Marsh Crocodile | 1 | -0.34 |
| Sultai Soothsayer | 2 | -0.35 |
| Paragon of the Amesha | 1 | -0.35 |
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